STD Tuning Engine Bosch M pump timing question

Bosch M pump timing question

Bosch M pump timing question

 
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NZScott
HX30W 73/44mm

398
02-02-2019, 03:32 PM #2
Unburnt fuel means it'll be too retarded. Honestly the best way is just to move it around until it feels right. That's how I've timed my 7.5mm pump, have no clue how of the degrees but it seems happy...

With fatter elements you'll be injecting fuel faster, so it doesn't need to be as advanced as with a stock pump. In theory...


1978 300D, 373,000km... OM617.912 with a Holset HX30W, 7.5mm IP, 711.113 5 speed (project car, 7 years off the road and counting ;/)
1977 250 270,000km (parts car)
1977 300D (ex 280) 500,000km

1981 240D 498,000
1975 HJ45 ???,000
2001 2.8TD Rodeo 4x2 - 456,000 - DD




NZScott
02-02-2019, 03:32 PM #2

Unburnt fuel means it'll be too retarded. Honestly the best way is just to move it around until it feels right. That's how I've timed my 7.5mm pump, have no clue how of the degrees but it seems happy...

With fatter elements you'll be injecting fuel faster, so it doesn't need to be as advanced as with a stock pump. In theory...



1978 300D, 373,000km... OM617.912 with a Holset HX30W, 7.5mm IP, 711.113 5 speed (project car, 7 years off the road and counting ;/)
1977 250 270,000km (parts car)
1977 300D (ex 280) 500,000km

1981 240D 498,000
1975 HJ45 ???,000
2001 2.8TD Rodeo 4x2 - 456,000 - DD




 
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Messages In This Thread
Bosch M pump timing question - by mmetzdavid - 02-02-2019, 11:13 AM
RE: Bosch M pump timing question - by NZScott - 02-02-2019, 03:32 PM
RE: Bosch M pump timing question - by Petar - 02-02-2019, 07:38 PM
RE: Bosch M pump timing question - by mmetzdavid - 02-03-2019, 02:32 AM
RE: Bosch M pump timing question - by firen456 - 02-03-2019, 02:35 AM
RE: Bosch M pump timing question - by mmetzdavid - 02-04-2019, 04:10 AM
RE: Bosch M pump timing question - by firen456 - 02-04-2019, 09:08 AM
RE: Bosch M pump timing question - by Petar - 02-04-2019, 12:45 PM
RE: Bosch M pump timing question - by mmetzdavid - 02-04-2019, 10:44 PM
RE: Bosch M pump timing question - by barrote - 02-07-2019, 06:31 PM
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